With the new evaluation method, smaller temperature raising in the catalysts bed was gained, the vapor content and the convertion rate of new catalysts and aged catalysts were more stable than before.

• 采用新的评价方法后，反应器催化剂床层温升将更小、水蒸汽含量将更稳定，新鲜催化剂的转化率和老化处理后的催化剂转化率都将比旧评价方法要稳定得多。